#include <iostream>
#include <iomanip>
#include <cmath>
using namespace std;
int main() 
{
    int T;
    cin >> T;
    if (T == 1)
	{
        cout << "I love Luogu!";
    } 
	else if (T == 2) 
	{
        cout << 2 + 4 << " " << 10 - 2 - 4;
    } 
	else if (T == 3) 
	{
    	cout<<3<<endl;
    	cout<<12<<endl;
    	cout<<2<<endl;
    } 
	else if (T == 4) 
	{
        double a=500;
        double b=3;
        double c=a/b;
        cout<<setprecision(3)<<setiosflags(ios::fixed)<<c<<endl;
    } 
	else if (T == 5)
	{
        cout<<(220+260)/(20+12);
    } 
	else if (T == 6) 
	{
      cout<<sqrt(6*6+9*9);
    } 
	else if (T == 7) 
	{
    	cout<<110<<'\n';
    	cout<<90<<'\n';
    	cout<<0<<endl;
    } 
	else if (T == 8) 
	{
        int r=5;
        double pi=3.141593;
        cout<<2*r*pi<<endl;
        cout<<r*r*pi<<endl;
        cout<<4*r*r*r*pi/3<<endl;
    } 
	else if (T == 9) 
	{
        int i;
        int total=1;
        for (i=0;i<3;i++)
        {
        	total=(total+1)*2;
		}
		cout<<total<<endl;
    } 
	else if (T == 10) 
	{
        cout<<9<<endl;
    } 
	else if (T == 11) 
	{
        double g;
        g=100.0/3.0;
		cout<<g<<endl;
    } 
	else if (T == 12) 
	{
       cout<<(int)('M'-'A')+1<<endl<<(char)(18+'A'-1)<<endl;
    } 
	else if (T == 13) 
	{
       int len;
       double ti;
	   double pi=3.141593;
       ti = (4*4*4*pi+10*10*10*pi)*4/3.0;
       len = pow(ti,1.0/3);
       cout<<(int)len<<endl;
    } 
	else if (T == 14) 
	{
        cout<<50<<endl;
    }
    return 0;
}
